參數(shù)資料
型號(hào)： L5953
廠商： STMICROELECTRONICS
元件分類： 穩(wěn)壓器
英文描述： 1.2 A SWITCHING REGULATOR, 425 kHz SWITCHING FREQ-MAX, PDSO36
封裝： LEAD FREE, SOP-36
文件頁(yè)數(shù)： 3/31頁(yè)
文件大?。?/td> 420K
代理商： L5953
Obsolete
Product(s)
- Obsolete
Product(s)
L5953
Block diagram and electrical specifications
IRH
Reset output leakage
VRT = VSTBY
10
μA
VCTth
Delay comparator threshold
0.5 x
VSTBY
VCThy
Delay comparator threshold
hysteresis
180
mV
ICT1
Timing capacitor output source
current
7.5
μA
RCT2
Timing capacitor output pull-down
equivalent resistor
150
Ω
Table 5.
Electrical characteristics (continued) (Tamb = 25°C, VDD = 14.4V)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
Table 6.
Diagnostic parameters
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
HSD1W1
High side driver 1 overcurrent
warning activation
1A
HSD1W2
High side driver 1 open load
warning activation
HSD1 output voltage in test mode
3
V
HSD1W2
TEST
High side driver 1 vdd short
warning activation in test mode
HSD1 in test mode
measure VVDD-LIN-VHSD1
11.5
2
V
HSD2W1
High side driver 2 overcurrent
warning activation
0.5
A
HSD2W2
High side driver 2 open load
warning activation
HSD2 output voltage in test mode
3
V
HSD2W3
High side driver 2 vdd short
warning activation in test mode
HSD2 in test mode
measure VVDD-LIN-VHSD1
11.5
2
V
THW
Thermal warning activation
145
°C
IRQ - Interrupt request pin
IRQ-L
IRQ low voltage
Io = 1mA
0.4
V
IRQ-H
IRQ leakage
Virq = 5V
1
μA
Table 7.
SPI interface
Symbol
Alt
Parameter
Test conditions
Min.
Max.
Unit
Recommended DC operating voltage
VSPI
Supply voltage for SPI I/O
3
5.5
V
Input parameters (Tamb = 25°C, f = 1MHz)
CIN
Input capacitance (D)
8
pF
CIN
Input capacitance (others pins)
6
pF
tLPF
Input signal pulse width
10
ns
相關(guān)PDF資料
PDF描述
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L5994A 1 A DUAL SWITCHING CONTROLLER, 345 kHz SWITCHING FREQ-MAX, PQFP32
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L5953_07 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Multiple switching voltage regulator
L5954 功能描述:低壓差穩(wěn)壓器 - LDO Airbag App Specific Voltage Regulator RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
L5955 功能描述:多媒體雜項(xiàng) Multifunction Voltage Regulator RoHS:否 制造商:Texas Instruments 類型: 通道數(shù)量: 轉(zhuǎn)換速率:540 Mbps 分辨率: 封裝 / 箱體:SOIC-16 封裝:Tube
L5956 功能描述:多媒體雜項(xiàng) Multifunction Voltage Regulator RoHS:否 制造商:Texas Instruments 類型: 通道數(shù)量: 轉(zhuǎn)換速率:540 Mbps 分辨率: 封裝 / 箱體:SOIC-16 封裝:Tube
L5956_11 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Multifunction voltage regulator for car radio
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